Marines Fire A Mortar Marines fire an 81 mm mortar during training on Farallon de Medinilla Range, Northern Mariana Islands, Sept. 16, 2016. Marine Corps photo by Staff Sgt. T.T. Parish SHARE IMAGE: Download Image: Full Size (0.86 MB) Tags: training, MARINE CORPS, MARINES Photo By: Staff Sgt. T. T. Parish VIRIN: 160916-M-PJ332-307A.JPG Photo Gallery